Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/23/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/23/2025 08:12:24 0.04,-104.70 -0.49,-102.21 284.24 80
2 01/24/2025 20:34:21 -0.04,-104.66 -0.65,-107.52 324.54 80
3 01/25/2025 20:18:16 -0.05,-104.67 0.35,-102.98 192.67 80
4 01/27/2025 08:40:05 0.05,-104.73 0.82,-108.25 401.10 80
5 01/28/2025 08:18:40 0.06,-104.73 -0.19,-103.72 115.68 80
6 01/29/2025 20:40:35 -0.06,-104.68 -1.06,-109.01 493.71 80
7 01/30/2025 20:24:31 -0.06,-104.69 -0.04,-104.48 23.56 80
8 02/02/2025 08:27:35 0.06,-104.76 0.18,-105.21 52.67 80
9 02/03/2025 08:06:10 0.06,-104.76 -0.84,-100.68 464.33 80
10 02/04/2025 20:28:06 -0.07,-104.71 -0.37,-105.98 144.95 80
11 02/05/2025 20:12:01 -0.07,-104.71 0.66,-101.45 372.24 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/23/2025
SNOs_Map_GOES-17_NPP_20250123.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/23/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP